A acute angle is always less than 90 degrees. So the answer is A.
-5i/2i. is the answer because all you have to do is add the -5 and the i.
Answer:
Step-by-step explanation:
Me no hablas Inglish sorry pal
V = length times width times height
V = 45 * 12 * 10
V = 5400
Hope this helps
Check the picture below.
that's the line of x = 12, just a straight vertical line, notice the green line, that's parallel to it, and the red line, that's perpendicular to it.
let's pick two points for each to get their slopes, hmm say for the green one (5,2) and (5,4)

and for the red one hmmm (3,2) and (7,2)